Week in video: Computers old and new, and ones that clean

This week features a look at computing history, the new Roomba 560 cleaning robot, and a tour of one of the most eco-friendly buildings in the world.

CNET's Tom Merritt took a trip deep into the Santa Cruz mountains to take a look at the Digibarn, a computer history museum that trades in the flashy signs for hand-written ones on poster board. But don't let that fool you--this museum hosts one of the most diverse collections of computers, dating from the late 19th century to present day.

And speaking of computers of today, CNET News.com's Michael Kanellos took iRobot's new Roomba 560 to his house and put it to the cleaning test. How did it fare with the "four penny swallow"?

And finally, take a look at the new , where green thinking helped create one of the most eco-friendly buildings to date.